Show all the form fields on a page
This bookmarklet pops up an alert showing all forms and names and values in a web page, including hidden ones.
Show form fields
This one does the same, but in a new window so it's easier to copy and paste.
Show form fields in a new window
Show all the SRC's of the images on a page
Show SRCs of images... or show the SRCs of images in a new window.
Open all the frames on the page in new windows
Open all the frames on the page in new windows.